"There were too many people that side of the car so he swung the wheels in my direction on the other side of the car and got my foot trapped under the wheel," Gurniak told Splash News Online.

"I yelled at him: 'Dude, you've pinched my foot under the wheel, don't drive, don't drive,'" Gurniak said. "He turned and looked at me out of the window and then just drove. I fell to the floor as the car stopped and was just laying on the floor as everyone was screaming at him that he'd run me over."

"The incident is currently under investigation," Sheriff spokesman Steve Witmore told Usmagazine.com.

Hilton, 27, and Madden, 28, first made their relationship public on February 21, smooching at Hollywood hot spot Villa.

"I've never felt so happy and in love, [Benji] is such an amazing guy and life has never been better!" she wrote on her MySpace blog earlier this month.